cregit-Linux how code gets into the kernel

Release 4.11 arch/arm/mach-orion5x/board-mss2.c

/*
 * Maxtor Shared Storage II Board Setup
 *
 * Maintainer: Sylver Bruneau <sylver.bruneau@googlemail.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/pci.h>
#include <linux/irq.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/pci.h>
#include "orion5x.h"
#include "bridge-regs.h"
#include "common.h"

/*****************************************************************************
 * Maxtor Shared Storage II Info
 ****************************************************************************/

/****************************************************************************
 * PCI setup
 ****************************************************************************/

static int __init mss2_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) { int irq; /* * Check for devices with hard-wired IRQs. */ irq = orion5x_pci_map_irq(dev, slot, pin); if (irq != -1) return irq; return -1; }

Contributors

PersonTokensPropCommitsCommitProp
Thomas Petazzoni48100.00%1100.00%
Total48100.00%1100.00%

static struct hw_pci mss2_pci __initdata = { .nr_controllers = 2, .setup = orion5x_pci_sys_setup, .scan = orion5x_pci_sys_scan_bus, .map_irq = mss2_pci_map_irq, };
static int __init mss2_pci_init(void) { if (machine_is_mss2()) pci_common_init(&mss2_pci); return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Thomas Petazzoni23100.00%1100.00%
Total23100.00%1100.00%

subsys_initcall(mss2_pci_init); /***************************************************************************** * MSS2 power off method ****************************************************************************/ /* * On the Maxtor Shared Storage II, the shutdown process is the following : * - Userland modifies U-boot env to tell U-boot to go idle at next boot * - The board reboots * - U-boot starts and go into an idle mode until the user press "power" */
static void mss2_power_off(void) { u32 reg; /* * Enable and issue soft reset */ reg = readl(RSTOUTn_MASK); reg |= 1 << 2; writel(reg, RSTOUTn_MASK); reg = readl(CPU_SOFT_RESET); reg |= 1; writel(reg, CPU_SOFT_RESET); }

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PersonTokensPropCommitsCommitProp
Thomas Petazzoni50100.00%1100.00%
Total50100.00%1100.00%


void __init mss2_init(void) { /* register mss2 specific power-off method */ pm_power_off = mss2_power_off; }

Contributors

PersonTokensPropCommitsCommitProp
Thomas Petazzoni13100.00%1100.00%
Total13100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
Thomas Petazzoni20399.02%150.00%
Arnd Bergmann20.98%150.00%
Total205100.00%2100.00%
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